Permutation matrix
[计] 置换矩阵
🧩 词语组成解析
permutation
[ˌpə:mju(:)'teiʃən]
n. （一组事物可能的一种）序列，排列，排列中的任一组数字或文字;
🗣️ 情景例句
It was very windy last fall.
去年秋天总刮风。
Don't forget to put stamps on your letter.
别忘了贴邮票。
'Whatever are you doing up here Bill?' asked the vicar in surprise.
“你究竟在这上面干什么，比尔？”牧师惊讶地问。